package demo.axitdn.physic;

public class Derivative {
	public Vector3f dP;//v
    public Vector3f dM;//
    public Vector3f dV;//a
    public double[] dpos; //v
    public double[] dvel; //a
    
    public Derivative() {
        dP = new Vector3f();
        dM = new Vector3f();
        dV=new Vector3f();
        dpos=new double[2];
        dvel=new double[2]; 
    }
    
}
